Gelidiella acerosa (Forsskål) Feldmann & Hamel 1934

Gelidiella acerosa (Forsskål) Feldmann & Hamel

Current name: Gelidiella acerosa (Forsskål) Feldmann & Hamel
Hawaii; section; scale 100 µm - 01 July 2011. J.M. Huisman

Publication Details
Gelidiella acerosa (Forsskål) Feldmann & Hamel 1934: 533

Published in: Feldmann, J. & Hamel, G. (1934). Observations sur quelques Gélidiacées. Revue Générale de Botanique 46: 528-549, 11 figs.

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Type Species
The type species (holotype) of the genus Gelidiella is Echinocaulon spinellum Kützing.

Status of Name
This name is of an entity that is currently accepted taxonomically.

Basionym
Fucus acerosus Forsskål

Type Information
Type locality: "Mochhae" (Al Mukha), Yemen; (Silva & al. 1996: 147) Holotype: P. Forrskål; C; 874 (Dawson 1953: 83) Notes: Dawson (1953: 83): Holotype is Forsskål's original specimen (illustrated by Børgensen).

Origin of Species Name
Adjective (Latin), needle-shaped (Stearn 1983).

General Environment
This is a marine species.

Description
Thallus yellow to dark red, cartilaginous, with decumbent and erect terete axes to 2 mm diam. Erect axes simple or sparingly divided, to 35 mm tall, bearing pinnate determinate lateral branches, mostly from the distal region. Lateral branches, simple, 1–3 mm long. Medulla of densely packed longitudinal filaments, the cells thick-walled and 10–25 µm diam., grading into a smaller-celled cortex of pigmented cells. Outer cortical cells ellipsoidal and forming a palisade, in surface view circular to slightly elongate, 3–8 µm diam. Tetrasporangia in nemathecia encircling the distal regions of determinate lateral branches, in the outer cortical layer, ellipsoidal, c. 15 µm long and 8–9 µm diam.

Habitat
Tide pools or intertidally; attached to rock reefs at depth of 0-1 m; in association with Gelidiopsis and Gelidium species. Seawater temperatures (Taiwan, November-August): 18º to 25ºC.

Created: 29 December 1997 by M.D. Guiry.

Last updated: 03 June 2021

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Linking to this page: https://www.algaebase.org/search/species/detail/?species_id=1865

Citing AlgaeBase
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 03 June 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 15 July 2024

 
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